All About Stamps by Frank Warner (1955) - 114 pages. and Essentials of Stamp Collecting (1950) - 80 pages - both from Gossip Printery in Holton, Kansas. MINT. Illustrated. The two sent to USA for US$30 incl. shipping; Canada for C$25.
NOTE: All About Stamps is signed by the author - with a fascinating accompanying statement to the recipient Milton Cronenberg.